Cross-Site Request Forgery in Fast & Fancy Filter Plugin for WordPress
CVE-2026-6396

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Fast & Fancy Filter – 3f
Vendor
CVE Published:
22 April 2026

What is CVE-2026-6396?

The Fast & Fancy Filter – 3F plugin for WordPress is susceptible to a Cross-Site Request Forgery vulnerability due to insufficient nonce verification in the saveFields() function. This oversight permits unauthenticated attackers to manipulate plugin filter settings, alter arbitrary options, or even create new filter posts through a forged request. The attacker must deceive a site administrator into executing a specific action, such as clicking on a malicious link, thus exploiting this vulnerability.

Affected Version(s)

Fast & Fancy Filter – 3F 0 <= 1.2.2

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/fast-fancy-fil...
https://plugins.trac.wordpress.org/browser/fast-fancy-fil...

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Muhammad Nur Ibnu Hubab
.